Advantech TREK-303, User Manual

Page: 37 / 56

25 TREK-550/303 User Manual
Chapter 5
P
in Assignments
5.4 Smart Display Connector
5.5 RS-232 Connector (COM3, COM8)
Table 5.2: Smart Display Connector
Pin Signal Pin Signal
1 Backlight Enable output # 2 Panel Power Enable output #
3 LVDS Ground 4 Reset Button Input #
5 LVDS Clock + 6 LVDS Clock -
7 LVDS Ground 8 LVDS Ground
9 LVDS Data2 + 10 LVDS Data2 -
11 RS232 TXD1 # 12 RS232 RXD1 #
13 LVDS Data1 + 14 LVDS Data1 -
15 LVDS Ground 16 LVDS Ground
17 LVDS Data0 + 18 LVDS Data0 -
19 USB D- 20 USB D+
21 USB Ground 22 USB Ground
23
+12 V
DC
output (+/- 5%, max 1A)
24
+12 V
DC
output (+/- 5%, max 1A)
25
+12 V
DC
output (+/- 5%, max 1A)
26
+12 V
DC
output (+/- 5%, max 1A)
27 Power Ground 28 Power Ground
29 Power Ground 30 Power Ground
31 RS232 TXD2 # 32 RS232 RXD2 #
33 RS232 RTS2 34 Power Button Input #
35 Audio Ground 36 Mono. Line-out
Table 5.3: Table 5.5: RS-232 / RS-485 / J1708 Connector
Pin Signal Pin Signal
1 RS-232 DCD 2 RS-232 RXD
3 RS-232 TXD 4 RS-232 DTR
5 RS-232 Ground 6 RS-232 DSR
7 RS-232 RTS 8 RS-232 CTS
9
RS-232 RI / +5 V (max. 500 mA) /
+V12 (max. 250 mA)